Award-winning architect Piers Taylor and actress and property enthusiast Caroline Quentin explore extraordinary homes built in mountain, forest, coast and underground locations around the world.

Celebrity Mastermind is a British television quiz show broadcast by BBC television. The show is a spin-off of the long-running quiz show Mastermind, with the exception that all the contestants are celebrities. As with the main show, John Humphrys is the host and question-master. Magnus Magnusson was quizmaster on the 2003/04 episodes featuring Jonathan Meades as winner.